This was found by a group of Itallien austronauts.
Italy colonized one of the planets, a planet without life but with gravity and atmosphere. Also, Italy, by colonizing it, planted lots of plants (BrickLands floor is fertille), wich resulted in the creation of oxigen and due to the atmosphere (Same as earths).
Anyway, after this, the american, and other nations population came (Space Conqueur). They came due to the amazing and unic statuos of BrickLand (The Planet's Name)
Capitol city: - New Bricksburg.
Natural Resources: - Water (in the 3 stats), oxigen, and fertille land.
Main Planet's Color: - Cyan Blue (Due to oceans).